Electrical Symbols - Fluke 28 II Ex Calibration Information Manual

28 II Ex
Calibration Information

Electrical Symbols

Table 1 is a list of electrical symbols that appear in this document and on the Meter.


X
W

R
CAT III
(
®
~
4
AC (Alternating Current)
DC (Direct Current)
Hazardous voltage
Risk of Danger. Important
information. See Manual.
Battery. Low battery when
displayed.
Continuity test or continuity
beeper tone.
IEC Overvoltage Category III
CAT III equipment is designed to
protect against transients in
equipment in fixed-equipment
installations, such as distribution
panels, feeders and short
branch circuits, and lighting
systems in large buildings.
Conforms to ATEX directive.
Inspected and licensed by TÜV
Product Services.
Do not dispose of this product as unsorted municipal waste. Go to Fluke's website for
recycling information.
Table 1. Symbols
J
Earth ground
I
Fuse
P
Conforms to European Union directives.

Diode
T
Double insulated

Capacitance
IEC Overvoltage Category IV
CAT IV equipment is designed to protect
against transients from the primary supply
level, such as an electricity meter or an
CAT IV
overhead or underground utility service.

Conforms to relevant Australian standards.
Conforms to CAN/CSA-C22.2 No. 61010-1
Æ
nd
2 , + Amendment 1.